Industrial Flashcards
(6 cards)
1
Q
XHHW number series is…
A
2**(S)
2
Q
THHN number series is…
A
4**(S)
3
Q
THW number series is…
A
5**(S)
4
Q
USE number series is…
A
3***
5
Q
What is the difference between the insulation used in XHHW & USE wire?
A
15 mils of additional insulation in USE
6
Q
X over size 1/0 ends with what?
A
CT (ie 250 MCM - 20250CT)